Place bacon in a cast iron skillet on heated grill. Cook bacon, turning once, until desired doneness. Remove bacon from pan to a paper towel-lined plate. Cover with foil to keep warm. Add onion and mushroom slices to bacon grease in pan. Cook and stir for about 3 minutes until onions are soft. Place onions and mushrooms on a plate. Cover with foil to keep warm.

Brush the grill rack with vegetable oil. Place the patties on the rack. Cover and cook, turning once, for about 5 to 7 minutes on each side for medium. Place the roll halves, cut-side-down, on the outer edge of the grill rack to toast lightly for the last 2 minutes of grilling. Place cheese slices on the patties for the last minute of grilling time.

6

To assemble the burgers, place a cheese topped burger onto roll bottoms, followed by equal portions of onion-mushroom mixture. Add the remaining cheese-topped burgers. Top each with 2 strips of bacon and equal portions of the artichoke slaw.